<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true">
				<el-form-item>
					<el-input v-model="keyword" placeholder="关键字"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="warning" v-on:click="keywordQuery">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表v-loading="listLoading"-->
		<el-table :data="tableDatas" v-loading="listLoading" @selection-change="handleSelectionChange"
			highlight-current-row style="width: 100%;">
			<!--多选框-->
			<el-table-column type="selection" width="50">
			</el-table-column>
			<el-table-column type="index" width="50" label="序号">
			</el-table-column>
			<el-table-column prop="articleName" label="文章名称" width="100">
			</el-table-column>
			<el-table-column prop="articleTag" label="文章标签" width="100">
			</el-table-column>
			<el-table-column label="文章封面" width="100">
				<template scope="scope">
					<img :src="scope.row.articlePic" alt="..." style="width: 100px;">
				</template>
			</el-table-column>
			<!-- prop 对应 ArticleMapper.xml 中 resultMap 的 property  -->

			<el-table-column prop="at.typeName" label="文章类型" width="100">
			</el-table-column>
			<el-table-column prop="articleState" label="文章状态" width="100">
				<template scope="scope">
					<span v-if="scope.row.articleState == 0" style="color: gray;">草稿</span>
					<span v-if="scope.row.articleState == 1" style="color: green;">发布</span>
					<span v-if="scope.row.articleState == 2" style="color: red;">弃用</span>
				</template>
			</el-table-column>
			<el-table-column prop="topState" label="是否置顶" width="120">
				<template scope="scope">
					<span v-if="scope.row.topState == 1" style="color: green;">置顶</span>
					<span v-if="scope.row.topState == 0" style="color: red;">不置顶</span>
				</template>
			</el-table-column>
			<el-table-column prop="user.realName" label="发布人" width="70">
			</el-table-column>
			<el-table-column prop="articleReadCount" label="阅读量" width="70">
			</el-table-column>
			<el-table-column prop="articleStarNum" label="点赞数" width="70">
			</el-table-column>
			<el-table-column prop="articleCommentNum" label="评论数" width="70">
			</el-table-column>
			<el-table-column prop="createTime" label="发布时间" width="150">
			</el-table-column>
			<el-table-column label="操作">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>
		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" :disabled="this.sels.length === 0" @click="handlePatchDel">批量删除</el-button>
			<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
				:current-page="currentPage" :page-sizes="[5, 10, 15]" :page-size="pageSize"
				layout="total, sizes, prev, pager, next, jumper" :total="totals" style="float:right;">
			</el-pagination>
		</el-col>

		<!--添加或修改界面-->
		<el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
			<el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
				<el-form-item label="文章类型">
					<el-cascader v-model="saveForm.articleType" :options="options" :props="{
						checkStrictly: true,
						value: 'id',
						label: 'typeName',
						emitPath: false
					}" clearable></el-cascader>
				</el-form-item>
				<!--文件上传-->
				<el-form-item label="文章封面">
					<!-- action是指代码blog-common 包中 com.xxx.base.controller.MinIoController=> @RequestMapping("/minio") -->
					<el-upload class="upload-demo" action="http://localhost:8080/minio" name="file"
						:on-remove="handleRemove" :on-success="handleSuccess" :on-exceed="exceed" :file-list="fileList"
						:limit=1 accept=".jpg,.jpeg,.png,.gif" list-type="picture">
						<el-button size="small" type="primary">点击上传</el-button>
						<div slot="tip" class="el-upload__tip">只能上传jpg/png文件,且不超过2MB</div>
					</el-upload>
				</el-form-item>
				<el-form-item label="文章名称" prop="articleName">
					<el-input v-model="saveForm.articleName" auto-complete="off"></el-input>
				</el-form-item>
				<!-- <el-form-item label="文章封面">
					<el-input v-model="saveForm.articlePic" auto-complete="off"></el-input>
				</el-form-item> -->
				<el-form-item label="文章标签">
					<el-input v-model="saveForm.articleTag" auto-complete="off"></el-input>
				</el-form-item>
				<el-form-item label="文章状态">
					<el-radio v-model="saveForm.articleState" :label="0">草稿</el-radio>
					<el-radio v-model="saveForm.articleState" :label="1">发布</el-radio>
					<el-radio v-model="saveForm.articleState" :label="2">弃用</el-radio>
				</el-form-item>
				<el-form-item label="是否置顶">
					<el-radio v-model="saveForm.topState" :label="1">置顶</el-radio>
					<el-radio v-model="saveForm.topState" :label="0">不置顶</el-radio>
				</el-form-item>
				<el-form-item label="文章简介" prop="articleRemark">
					<el-input type="textarea" :rows="2" placeholder="请输入内容" v-model="saveForm.articleRemark"></el-input>
				</el-form-item>
				<el-form-item label="文章内容" prop="articleContent">
					<div class="edit_container">
						<quill-editor v-model="saveForm.articleContent" :options="editorOption"
							@ready="onEditorReady($event)">
						</quill-editor>
					</div>
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="saveFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="saveSubmit">提交</el-button>
			</div>
		</el-dialog>
	</section>
</template>

<script>
//引入Vue的ueditor的资源
import { quillEditor } from "vue-quill-editor"; //调用编辑器
import 'quill/dist/quill.core.css';
import 'quill/dist/quill.snow.css';
import 'quill/dist/quill.bubble.css';
import quillConfig from '../../common/js/quill-config'
// 工具栏配置
const toolbarOptions = [
	["bold", "italic", "underline", "strike"], // 加粗 斜体 下划线 删除线 -----['bold', 'italic', 'underline', 'strike']
	["blockquote", "code-block"], // 引用  代码块-----['blockquote', 'code-block']
	[{ header: 1 }, { header: 2 }], // 1、2 级标题-----[{ header: 1 }, { header: 2 }]
	[{ list: "ordered" }, { list: "bullet" }], // 有序、无序列表-----[{ list: 'ordered' }, { list: 'bullet' }]
	[{ script: "sub" }, { script: "super" }], // 上标/下标-----[{ script: 'sub' }, { script: 'super' }]
	[{ indent: "-1" }, { indent: "+1" }], // 缩进-----[{ indent: '-1' }, { indent: '+1' }]
	[{ direction: "rtl" }], // 文本方向-----[{'direction': 'rtl'}]
	[{ size: ["small", false, "large", "huge"] }], // 字体大小-----[{ size: ['small', false, 'large', 'huge'] }]
	[{ header: [1, 2, 3, 4, 5, 6, false] }], // 标题-----[{ header: [1, 2, 3, 4, 5, 6, false] }]
	[{ color: [] }, { background: [] }], // 字体颜色、字体背景颜色-----[{ color: [] }, { background: [] }]
	[{ font: [] }], // 字体种类-----[{ font: [] }]
	[{ align: [] }], // 对齐方式-----[{ align: [] }]
	["clean"], // 清除文本格式-----['clean']
	["image", "link"] // 链接、图片、视频-----['link', 'image', 'video']
];
export default {
	components: {
		quillEditor
	},
	data() {
		return {
			quillConfig:quillConfig,
			//文件上传
			fileList: [],//上传的文件列表
			imgPrefix: "http://localhost:9000/testbucket/",
			//富文本编辑器配置
			editorOption: {
				modules: {
					//工具栏定义的
					toolbar: toolbarOptions
				},
				//主题
				theme: "snow",
				placeholder: "请开始书写您的博客内容..."
			},
			articleRemark: '',
			options: [],//类型树集合
			//1.分页查询相关数据
			totals: 0,//总记录条数
			currentPage: 1,//当前页,要传递到后台的
			pageSize: 5, //每页显示多少条
			tableDatas: [], //当前页数据
			listLoading: false,

			//2.高级查询相关数据
			keyword: '',
			//3.删除相关数据

			//4.批量删除相关数据
			sels: [], //存储多选记录
			title: '',
			//5.添加和修改相关数据
			saveFormVisible: false,
			saveForm: {
				id: null,
				articlePic: '',
				articleName: '',
				articleTag: '',
				articleType: null,
				articleState: null,
				topState: null,
				articleRemark: '',
				articleContent: ''
				//avatar头像 - 前端没有传递 - 需要文件上传
				//logininfo_id - 后端业务生成
			},

			//6.添加和修改校验规则-表单项校验
			saveFormRules: {
				articleName: [
					{ required: true, message: '请输入文章名称', trigger: 'blur' }
				],
				articleRemark: [
					{ required: true, message: '请输入文章简介', trigger: 'blur' }
				],
				articleContent: [
					{ required: true, message: '请输入文章内容', trigger: 'blur' }
				],
			},

		}
	},
	methods: {
		//文件上传
		//文件上传相关方法
		//上传成功的钩子方法
		handleSuccess(response, file, fileList) {
			// console.log("上传成功的钩子方法1: ",response);
			// console.log("上传成功的钩子方法2: ",file);
			// console.log("上传成功的钩子方法3: ",fileList);
			//将上传成功之后的图片的名字赋值给模型数据的articlePic,是为了提交数据到后端数据库
			let filepath = this.imgPrefix + response.data;

			//维护fileList,成功修改,先清空上一次的,再添加!!!
			this.fileList = [];
			this.fileList.push({ "url": filepath })

			this.saveForm.articlePic = filepath;

		},
		//删除文件的钩子方法
		handleRemove(file, fileList) {
			//维护fileList,删除清空!!!
			this.fileList = [];
			//维护pic!!!
			this.saveForm.articlePic = '';
			console.log("截取前: ",file.url);
			let filename = file.url.substring(file.url.lastIndexOf("/") + 1);//!!!
			console.log("截取后: ",filename);

			//删除mioIO上的图片
			this.$http.delete("/minio/" + filename).then(res => {
				if (res.data.success) {
					this.$message.success("删除成功");
				} else {
					this.$message.error("删除失败");
				}
			})
		},
		//超出文件个数的钩子方法
		exceed() {
			this.$message.error("最多只能上传一个文件");
		},
		onEditorReady(editor) {
			//当富文本编辑框初始化好执行
			console.log('富文本编辑框初始化---------完成');
		},
		//1.分页查询相关方法
		//1.1.获取列表数据
		getTableData() {
			let condition = {
				keyword: this.keyword,
				pageSize: this.pageSize,
				currentPage: this.currentPage
			}
			this.$http.post('/article', condition).then((res) => {
				this.tableDatas = res.data.data.list;
				this.totals = res.data.data.total;
			}).catch((res) => {
				this.$message("服务器繁忙");
			});
		},
		//1.2.选择第几页时触发
		handleCurrentChange(curentPage) {
			this.currentPage = curentPage;
			this.getTableData()
		},
		//1.3.选择每页显示记录条数时触发
		handleSizeChange(pageSize) {
			this.pageSize = pageSize;
			this.getTableData()
		},

		//2.高级查询相关方法
		keywordQuery() {
			this.currentPage = 1;
			this.getTableData()
		},

		//3.删除相关方法
		handleDel(row) {
			this.$confirm('此操作将永久删除该文章类型, 是否继续?', '提示', {
				confirmButtonText: '确定',
				cancelButtonText: '取消',
				type: 'warning'
			}).then(() => {
				this.$http.delete('/article/' + row.id).then((res) => {
					if (res.data.code == 200) {
						this.$message.success("删除成功");
						this.getTableData()
					} else {
						this.$message.error("删除失败");
					}
				}).catch((res) => {
					this.$message.error("服务器繁忙");
				});
			}).catch(() => {
				this.$message({
					type: 'info',
					message: '已取消删除'
				});
			});

		},


		//4.批量删除相关方法
		//4.1.选项改变时触发
		handleSelectionChange(val) {
			console.log(val);
			this.sels = val.map(row => row.id);
			console.log(this.sels);

		},
		//4.2.批量删除
		handlePatchDel() {
			this.$confirm('此操作将批量删除文章类型, 是否继续?', '提示', {
				confirmButtonText: '确定',
				cancelButtonText: '取消',
				type: 'warning'
			}).then(() => {
				this.$http.patch('/article/', this.sels).then((res) => {
					if (res.data.code == 200) {
						this.$message.success("删除成功");
						this.getTableData()
					} else {
						this.$message.error("删除失败");
					}
				}).catch((res) => {
					this.$message.error("服务器繁忙");
				});
			}).catch(() => {
				this.$message({
					type: 'info',
					message: '已取消删除'
				});
			});
		},

		//5.添加和修改相关方法
		//5.1.点击添加弹出对话框
		handleAdd() {

			this.title = '新增文章';
			this.saveFormVisible = true;
			this.saveForm = { articleState: 0, topState: 0 };
			this.getTypeTree(-1);//调用类型树
			this.fileList = [];//添加清空!!!
			//重置
			this.saveForm = {
				id: null,
				articleName: '',
				articlePic: '',
				articleTag: '',
				articleType: null,
				articleState: 0,
				topState: 0,
				articleRemark: '',
				articleContent: ''
			}
		},
		//5.2.点击修改弹出对话框
		handleEdit(row) { 
			this.title = '编辑';
			this.saveFormVisible = true;
			// this.form = row;//数据回显,不能这样写
			//使用拷贝将 row当前行对象  拷贝给一个新对象。防止修改新的数据会影响列表数据
			this.saveForm = Object.assign({}, row);
			this.getTypeTree(-1);//调用类型树
			this.fileList = [];//清空上一次缓存
			//先排断 fileList 有没有数据,有就重新push
			if (row.articlePic) {
				this.fileList.push({ url: row.articlePic });
			}

		},
		//5.3.提交表单数据操作数据库
		saveSubmit() {
			this.$refs['saveForm'].validate((valid) => {
				if (valid) {
					this.saveFormVisible = false;
					this.$http.put('/article', this.saveForm).then((res) => {
						if (res.data.code == 200) {

							//新增成功,跳转到新增位置
							if (this.saveForm.id == null) {
								this.totals++;
								this.currentPage = Math.ceil(this.totals / this.pageSize);
							}
							this.getTableData();
						} else {
							this.$message.error(res.data.msg);
						}
					}).catch(() => {
						this.$message.error("网络异常，请稍后重试！【400/404/...】");
					})

				} else {
					this.$message.error("表单校验未通过,请填写必填项");
					return false;
				}
			});
		},
		getTypeTree(id) {//得到类型树
			this.$http.get("/articleType/getTypeTree/" + id).then((res) => {
				this.options = res.data.data;//赋值给options res.data.data是后台返回的树结构 res,data是封装的json数据
			}).catch((res) => {
				this.$message.error("服务器忙,请稍后重试400/404");
			});
		}

	},
	mounted() {
		this.getTableData();
	}
}

</script>

<style scoped></style>
